NAG Library Manual, Mark 30.3
Interfaces:  FL   CL   CPP   AD 

NAG FL Interface Introduction
Example description

 S21BCF Example Program Results

     X      Y      Z        S21BCF

    0.50   0.50   1.00      1.4787
    0.50   1.00   1.00      1.2108
    0.50   1.50   1.00      1.0611
    1.00   1.00   1.00      1.0000
    1.00   1.50   1.00      0.8805
    1.50   1.50   1.00      0.7775